/* insuta.css
# de form v insuta-piano
@ E.C.Ares
! MIT Licence
~ https://geminoria.gitee.io/
*/

* {
  box-sizing: border-box;
  border: 0;
  margin: 0;
  padding: 0;
}
img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
  border: 0;
  -ms-interpolation-mode: bicubic;
}

[class^="icon-"],
[class*=" icon-"] {
  font-family: 'piano-keyboard';
  speak: none;
  font-style: normal;
  font-weight: normal;
  font-variant: normal;
  text-transform: none;
  line-height: 1;
  /* Better Font Rendering =========== */

  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.icon-facebook:before {
  content: "\e600";
}
.icon-linkedin:before {
  content: "\e601";
}
.icon-twitter:before {
  content: "\e602";
}
.icon-github:before {
  content: "\e603";
}
body {
  color: #222;
  background: #fff;
  font-size: 18px;
  line-height: 24px;
  font-family: helvetica, arial;
}
a {
  color: #555;
  text-decoration: none;
}
a:hover {
  color: #999;
}
.hidden {
  visibility: hidden;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
}
h1 {
  font-size: 70px;
  margin-top: 20px;
  line-height: 80px;
}
h2 {
  color: #777;
  font-size: 24px;
  margin-bottom: 20px;
}
h3 {
  color: #555;
  font-size: 20px;
  margin: 20px 0 10px;
}
p {
  margin-bottom: 15px;
}
.wrap {
  position: relative;
}
.container {
  margin: 0 auto;
  padding: 20px;
  width: 980px;
}
hr {
  border-top: 1px solid #ddd;
  margin: 20px 0;
}
.fork {
  position: absolute;
  right: 0;
  top: 0;
  width: 10%;
}
.share {
  height: 20px;
}
.social-media {
  list-style: none;
  margin: 0;
}
.social-media li {
  display: inline-block;
  margin: 0 2px;
}
.social-media a {
  transition: color .1s linear;
  color: #222;
  font-size: 20px;
}
.social-media a:hover {
  color: #777;
}
.comments {
  font-size: 12px;
}
@media (max-width: 767px) {
  .container {
    width: auto;
  }
  h1 {
    font-size: 50px;
  }
  .fork {
    width: 30%;
  }
}
.piano {
  background: -webkit-linear-gradient(-65deg, #000000, #222222, #000000, #666666, #222222 75%);
  background: -moz-linear-gradient(-65deg, #000000, #222222, #000000, #666666, #222222 75%);
  background: -o-linear-gradient(-65deg, #000000, #222222, #000000, #666666, #222222 75%);
  background: linear-gradient(-65deg, #000000, #222222, #000000, #666666, #222222 75%);
  border-top: 2px solid #111;
  box-shadow: inset 0 -1px 1px rgba(255, 255, 255, 0.5), inset 0 -4px 5px #000000;
  padding: 0 1% 3%;
  text-align: center;
}
.key {
  display: inline-block;
  position: relative;
  margin: 0 2px;
  width: 6%;
  max-width: 85px;
}
.key:active .black-key,
.key.active .black-key {
  top: -5px;
}
.key .white-key {
  background: -webkit-linear-gradient(-30deg, #f8f8f8, #ffffff);
  background: -moz-linear-gradient(-30deg, #f8f8f8, #ffffff);
  background: -o-linear-gradient(-30deg, #f8f8f8, #ffffff);
  background: linear-gradient(-30deg, #f8f8f8, #ffffff);
  box-shadow: inset 0 1px 0px #ffffff, inset 0 -1px 0px #ffffff, inset 1px 0px 0px #ffffff, inset -1px 0px 0px #ffffff, 0 4px 3px rgba(0, 0, 0, 0.7), inset 0 -1px 0px #ffffff, inset 1px 0px 0px #ffffff, inset -1px -1px 15px rgba(0, 0, 0, 0.5), -3px 4px 6px rgba(0, 0, 0, 0.5);
  display: block;
  height: 300px;
}
.key .white-key:active,
.key .white-key.active {
  box-shadow: inset 0 1px 0px #ffffff, inset 0 -1px 0px #ffffff, inset 1px 0px 0px #ffffff, inset -1px 0px 0px #ffffff, 0 4px 3px rgba(0, 0, 0, 0.7), inset 0 -1px 0px #ffffff, inset 1px 0px 0px #ffffff, inset -1px -1px 15px #000000, -3px 4px 6px rgba(0, 0, 0, 0.5);
  position: relative;
  top: -5px;
  height: 295px;
}
.key .black-key {
  content: "";
  box-shadow: inset 0px -1px 2px rgba(255, 255, 255, 0.4), 0 2px 3px rgba(0, 0, 0, 0.4);
  background: -webkit-linear-gradient(-20deg, #222222, #000000, #222222);
  background: -moz-linear-gradient(-20deg, #222222, #000000, #222222);
  background: -o-linear-gradient(-20deg, #222222, #000000, #222222);
  background: linear-gradient(-20deg, #222222, #000000, #222222);
  border-width: 1px 3px 8px;
  border-style: solid;
  border-color: #666 #222 #111 #555;
  height: 160px;
  position: absolute;
  top: 0px;
  right: -40%;
  width: 70%;
  z-index: 10;
}
.key .black-key:active,
.key .black-key.active {
  border-bottom-width: 3px;
  top: 0;
}
@media (max-width: 767px) {
  .key {
    width: 8%;
  }
  .key:nth-child(1),
  .key:nth-child(2),
  .key:nth-child(3) {
    display: none;
  }
}
@media (max-width: 480px) {
  .key {
    width: 12%;
  }
  .key:nth-child(11),
  .key:nth-child(12),
  .key:nth-child(13),
  .key:nth-child(14) {
    display: none;
  }